aerodrome reference point (ARP)

aerodrome reference code

attitude-and-heading reference system / attitude and heading reference system (AHRS)

aerodrome reference code panel

reference diversion point

target reference point (TRP)

fictitious reference point

real reference point

vor aerodrome check-point

reference noise measurement point

take-off reference noise measurement point

reference point

linear reference point

visual reference point

pin-point reference

ballistic impact point (BIP) / ground (predicted) impact point (PIP)

target approach point; initial point (IP)

triangulation point (trig point)

objective rally point / objective rallying point

point-to-point communication

point-to-point flight

near-side rally point / near side rally point

far-side rally point / far side rally point

aerodrome control service

grid reference box

grid reference system

guidance reference system

gyroscopic reference unit (GRU)

lay reference number

map reference

map reference code

military grid reference system (MGRS)

NATO Master Cross Reference List (NMCRL) (logistics)